Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between FY3D and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/29/2021
Index Date (FY3D) Time (FY3D) Lat,Lon (FY3D) SZA (FY3D ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 05/01/2021 04:28:05 -71.41, -70.11 123.81 05/01/2021 04:29:16 -71.31, -69.34 123.93 29.73 71
2 05/01/2021 05:18:43 71.02, 97.89 55.77 05/01/2021 05:18:46 71.05, 97.89 55.80 3.42 3
3 05/01/2021 06:09:25 -70.95, -94.67 124.31 05/01/2021 06:08:16 -70.93, -94.66 124.32 2.00 69
4 05/03/2021 20:44:28 -71.64, 45.41 124.37 05/03/2021 20:45:38 -71.54, 46.92 124.49 54.21 70
5 05/03/2021 21:35:02 71.04,-146.21 55.01 05/03/2021 21:35:12 71.06,-146.21 55.02 2.11 10
6 05/03/2021 22:25:44 -70.97, 21.22 125.08 05/03/2021 22:24:42 -70.95, 21.25 125.10 3.08 62
7 05/06/2021 13:00:53 -71.93, 160.82 124.84 05/06/2021 13:02:00 -71.82, 163.27 124.98 85.50 67
8 05/06/2021 13:51:22 71.07, -30.32 54.27 05/06/2021 13:51:39 71.07, -30.32 54.27 0.07 17
9 05/06/2021 14:42:03 -70.95, 137.20 125.86 05/06/2021 14:41:09 -70.96, 137.14 125.85 2.35 54
10 05/09/2021 06:07:42 71.09, 85.57 53.57 05/09/2021 06:08:06 71.07, 85.56 53.54 2.97 24
11 05/09/2021 06:58:23 -70.98,-106.91 126.56 05/09/2021 06:57:36 -70.96,-106.97 126.58 2.82 47
12 05/11/2021 22:24:02 71.12,-158.54 52.91 05/11/2021 22:24:32 71.12,-158.48 52.90 2.45 30
13 05/11/2021 23:14:43 -71.01, 8.98 127.22 05/11/2021 23:14:02 -71.01, 8.99 127.22 0.92 41

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/29/2021
SNOs_Map_FY3D_LANDSAT-8_20210429.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/29/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8